Snappy: Fix multi-func mode for USB PD
Snappy: Fix multi-func mode for USB PD

Without this change the Alternate mode adapter with
multi-function capablity would only be configured as
DP instead of (DP + USB).

BUG=None
BRANCH=master
TEST=make buildall

Change-Id: I44d2b0ff56a8851b8104c4305b8f5826dcbe2107
Signed-off-by: Bruce.Wan <a898a81068da7266439365c3bd380deb6a0a895f@quantatw.com>
Reviewed-on: https://chromium-review.googlesource.com/401266
Commit-Ready: Bruce Wan <a898a81068da7266439365c3bd380deb6a0a895f@quantatw.com>
Tested-by: Bruce Wan <a898a81068da7266439365c3bd380deb6a0a895f@quantatw.com>
Reviewed-by: Shawn N <5259333ce42e3ace6a73988cec7115ed9d3a661a@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec